[mirror_edk2.git] / Vlv2TbltDevicePkg / SmBiosMiscDxe / MiscProcessorCacheFunction.c

/*++\r
\r
Copyright (c) 2006  - 2014, Intel Corporation. All rights reserved.<BR>\r
                                                                                   \r\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
                                                                                   \r\r
\r
\r
Module Name:\r
\r
  MiscProcessorCacheFunction.c\r
\r
Abstract:\r
\r
  BIOS processor cache details.\r
  Misc. subclass type 7.\r
  SMBIOS type 7.\r
\r
--*/\r
#include "CommonHeader.h"\r
#include "MiscSubclassDriver.h"\r
#include <Protocol/DataHub.h>\r
#include <Guid/DataHubRecords.h>\r
\r
UINT32\r
ConvertBase2ToRaw (\r
  IN  EFI_EXP_BASE2_DATA             *Data)\r
{\r
  UINTN         Index;\r
  UINT32        RawData;\r
\r
  RawData = Data->Value;\r
  for (Index = 0; Index < (UINTN) Data->Exponent; Index++) {\r
     RawData <<= 1;\r
  }\r
\r
  return  RawData;\r
}\r
\r
\r
MISC_SMBIOS_TABLE_FUNCTION(MiscProcessorCache)\r
{\r
	EFI_SMBIOS_HANDLE     SmbiosHandle;\r
	SMBIOS_TABLE_TYPE7            *SmbiosRecordL1;\r
	SMBIOS_TABLE_TYPE7            *SmbiosRecordL2;\r
\r
	EFI_CACHE_SRAM_TYPE_DATA      CacheSramType;\r
	CHAR16                          *SocketDesignation;\r
	CHAR8                           *OptionalStrStart;\r
	UINTN                           SocketStrLen;\r
	STRING_REF                      TokenToGet;\r
	EFI_DATA_HUB_PROTOCOL           *DataHub;\r
	UINT64                          MonotonicCount;\r
	EFI_DATA_RECORD_HEADER          *Record;\r
	EFI_SUBCLASS_TYPE1_HEADER       *DataHeader;\r
	UINT8                           *SrcData;\r
	EFI_STATUS                      Status;\r
\r
	//\r
	// Memory Device LOcator\r
	//\r
	DEBUG ((EFI_D_ERROR, "type 7\n"));\r
\r
	TokenToGet = STRING_TOKEN (STR_SOCKET_DESIGNATION);\r
	SocketDesignation = SmbiosMiscGetString (TokenToGet);\r
	SocketStrLen = StrLen(SocketDesignation);\r
	if (SocketStrLen > SMBIOS_STRING_MAX_LENGTH) {\r
	return EFI_UNSUPPORTED;\r
	}\r
\r
	SmbiosRecordL1 = AllocatePool(sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
	ASSERT (SmbiosRecordL1 != NULL);\r
	ZeroMem(SmbiosRecordL1, sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
\r
	SmbiosRecordL2 = AllocatePool(sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
	ASSERT (SmbiosRecordL2 != NULL);\r
	ZeroMem(SmbiosRecordL2, sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
\r
	//\r
	// Get the Data Hub Protocol. Assume only one instance\r
	//\r
	Status = gBS->LocateProtocol (\r
	                &gEfiDataHubProtocolGuid,\r
	                NULL,\r
	                (VOID **)&DataHub\r
	                );\r
	ASSERT_EFI_ERROR(Status);\r
\r
	MonotonicCount = 0;\r
	Record = NULL;\r
\r
	do {\r
	Status = DataHub->GetNextRecord (\r
	                    DataHub,\r
	                    &MonotonicCount,\r
	                    NULL,\r
	                    &Record\r
	                    );\r
		if (!EFI_ERROR(Status)) {\r
			if (Record->DataRecordClass == EFI_DATA_RECORD_CLASS_DATA) {\r
				DataHeader  = (EFI_SUBCLASS_TYPE1_HEADER *)(Record + 1);\r
				SrcData     = (UINT8  *)(DataHeader + 1);\r
				if (CompareGuid(&Record->DataRecordGuid, &gEfiCacheSubClassGuid) && (DataHeader->RecordType == CacheSizeRecordType)) {\r
          			if (DataHeader->SubInstance == EFI_CACHE_L1) {\r
						SmbiosRecordL1->InstalledSize += (UINT16) (ConvertBase2ToRaw((EFI_EXP_BASE2_DATA *)SrcData) >> 10);\r
						SmbiosRecordL1->MaximumCacheSize = SmbiosRecordL1->InstalledSize;\r
          			}\r
         			 else if (DataHeader->SubInstance == EFI_CACHE_L2) {\r
						SmbiosRecordL2->InstalledSize += (UINT16) (ConvertBase2ToRaw((EFI_EXP_BASE2_DATA *)SrcData) >> 10);\r
						SmbiosRecordL2->MaximumCacheSize = SmbiosRecordL2->InstalledSize;\r
          			} else {\r
           				 continue;\r
          			}\r
		  		}\r
	      	}\r
    	}\r
	} while (!EFI_ERROR(Status) && (MonotonicCount != 0));\r
\r
	//\r
	//Filling SMBIOS type 7 information for different cache levels.\r
	//\r
\r
	SmbiosRecordL1->Hdr.Type = EFI_SMBIOS_TYPE_CACHE_INFORMATION;\r
	SmbiosRecordL1->Hdr.Length = (UINT8) sizeof (SMBIOS_TABLE_TYPE7);\r
	SmbiosRecordL1->Hdr.Handle = 0;\r
\r
	SmbiosRecordL1->Associativity = CacheAssociativity8Way;\r
	SmbiosRecordL1->SystemCacheType = CacheTypeUnknown;\r
	SmbiosRecordL1->SocketDesignation = 0x01;\r
	SmbiosRecordL1->CacheSpeed = 0;\r
	SmbiosRecordL1->CacheConfiguration = 0x0180;\r
	ZeroMem (&CacheSramType, sizeof (EFI_CACHE_SRAM_TYPE_DATA));\r
	CacheSramType.Synchronous = 1;\r
	CopyMem(&SmbiosRecordL1->SupportedSRAMType, &CacheSramType, 2);\r
	CopyMem(&SmbiosRecordL1->CurrentSRAMType, &CacheSramType, 2);\r
	SmbiosRecordL1->ErrorCorrectionType = EfiCacheErrorSingleBit;\r
\r
\r
	SmbiosRecordL2->Hdr.Type = EFI_SMBIOS_TYPE_CACHE_INFORMATION;\r
	SmbiosRecordL2->Hdr.Length = (UINT8) sizeof (SMBIOS_TABLE_TYPE7);\r
	SmbiosRecordL2->Hdr.Handle = 0;\r
\r
	SmbiosRecordL2->Associativity = CacheAssociativity16Way;\r
	SmbiosRecordL2->SystemCacheType = CacheTypeInstruction;\r
	SmbiosRecordL2->SocketDesignation = 0x01;\r
	SmbiosRecordL2->CacheSpeed = 0;\r
	SmbiosRecordL2->CacheConfiguration = 0x0281;\r
	ZeroMem (&CacheSramType, sizeof (EFI_CACHE_SRAM_TYPE_DATA));\r
	CacheSramType.Synchronous = 1;\r
	CopyMem(&SmbiosRecordL2->SupportedSRAMType, &CacheSramType, 2);\r
	CopyMem(&SmbiosRecordL2->CurrentSRAMType, &CacheSramType, 2);\r
	SmbiosRecordL2->ErrorCorrectionType = EfiCacheErrorSingleBit;\r
\r
\r
\r
	//\r
	//Adding SMBIOS type 7 records to SMBIOS table.\r
	//\r
	SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r
	OptionalStrStart = (CHAR8 *)(SmbiosRecordL1 + 1);\r
	UnicodeStrToAsciiStr(SocketDesignation, OptionalStrStart);\r
\r
	Smbios-> Add(\r
	           Smbios,\r
	           NULL,\r
	           &SmbiosHandle,\r
	           (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecordL1\r
	           );\r
\r
	//\r
	//VLV2 incorporates two SLM modules (quad cores) in the SoC. 2 cores share BIU/L2 cache\r
	//\r
	SmbiosRecordL2->InstalledSize = (SmbiosRecordL2->InstalledSize)/2;\r
	SmbiosRecordL2->MaximumCacheSize = SmbiosRecordL2->InstalledSize;\r
	SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r
\r
	OptionalStrStart = (CHAR8 *)(SmbiosRecordL2 + 1);\r
	UnicodeStrToAsciiStr(SocketDesignation, OptionalStrStart);\r
\r
	Smbios-> Add(\r
	           Smbios,\r
	           NULL,\r
	           &SmbiosHandle,\r
	           (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecordL2\r
	           );\r
\r
	return EFI_SUCCESS;\r
}\r
Commit	Line	Data
3cbfba02 DW	1	/*++\r
	2	\r
	3	Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>\r
	4	\r\r
9dc8036d MK	5	SPDX-License-Identifier: BSD-2-Clause-Patent\r
9dc8036d MK	6	\r
3cbfba02 DW	7	\r\r
	8	\r
	9	\r
	10	Module Name:\r
	11	\r
	12	MiscProcessorCacheFunction.c\r
	13	\r
	14	Abstract:\r
	15	\r
	16	BIOS processor cache details.\r
	17	Misc. subclass type 7.\r
	18	SMBIOS type 7.\r
	19	\r
	20	--*/\r
	21	#include "CommonHeader.h"\r
	22	#include "MiscSubclassDriver.h"\r
	23	#include <Protocol/DataHub.h>\r
	24	#include <Guid/DataHubRecords.h>\r
	25	\r
3cbfba02 DW	26	UINT32\r
	27	ConvertBase2ToRaw (\r
	28	IN EFI_EXP_BASE2_DATA *Data)\r
	29	{\r
	30	UINTN Index;\r
	31	UINT32 RawData;\r
	32	\r
	33	RawData = Data->Value;\r
	34	for (Index = 0; Index < (UINTN) Data->Exponent; Index++) {\r
	35	RawData <<= 1;\r
	36	}\r
	37	\r
	38	return RawData;\r
	39	}\r
	40	\r
	41	\r
	42	MISC_SMBIOS_TABLE_FUNCTION(MiscProcessorCache)\r
	43	{\r
	44	EFI_SMBIOS_HANDLE SmbiosHandle;\r
	45	SMBIOS_TABLE_TYPE7 *SmbiosRecordL1;\r
	46	SMBIOS_TABLE_TYPE7 *SmbiosRecordL2;\r
	47	\r
	48	EFI_CACHE_SRAM_TYPE_DATA CacheSramType;\r
	49	CHAR16 *SocketDesignation;\r
	50	CHAR8 *OptionalStrStart;\r
	51	UINTN SocketStrLen;\r
	52	STRING_REF TokenToGet;\r
	53	EFI_DATA_HUB_PROTOCOL *DataHub;\r
	54	UINT64 MonotonicCount;\r
	55	EFI_DATA_RECORD_HEADER *Record;\r
	56	EFI_SUBCLASS_TYPE1_HEADER *DataHeader;\r
	57	UINT8 *SrcData;\r
3cbfba02 DW	58	EFI_STATUS Status;\r
	59	\r
	60	//\r
	61	// Memory Device LOcator\r
	62	//\r
	63	DEBUG ((EFI_D_ERROR, "type 7\n"));\r
	64	\r
	65	TokenToGet = STRING_TOKEN (STR_SOCKET_DESIGNATION);\r
	66	SocketDesignation = SmbiosMiscGetString (TokenToGet);\r
	67	SocketStrLen = StrLen(SocketDesignation);\r
	68	if (SocketStrLen > SMBIOS_STRING_MAX_LENGTH) {\r
	69	return EFI_UNSUPPORTED;\r
	70	}\r
	71	\r
	72	SmbiosRecordL1 = AllocatePool(sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
	73	ASSERT (SmbiosRecordL1 != NULL);\r
	74	ZeroMem(SmbiosRecordL1, sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
	75	\r
	76	SmbiosRecordL2 = AllocatePool(sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
	77	ASSERT (SmbiosRecordL2 != NULL);\r
	78	ZeroMem(SmbiosRecordL2, sizeof (SMBIOS_TABLE_TYPE7) + 7 + 1 + 1);\r
	79	\r
	80	//\r
	81	// Get the Data Hub Protocol. Assume only one instance\r
	82	//\r
	83	Status = gBS->LocateProtocol (\r
	84	&gEfiDataHubProtocolGuid,\r
	85	NULL,\r
	86	(VOID **)&DataHub\r
	87	);\r
	88	ASSERT_EFI_ERROR(Status);\r
	89	\r
	90	MonotonicCount = 0;\r
	91	Record = NULL;\r
	92	\r
	93	do {\r
	94	Status = DataHub->GetNextRecord (\r
	95	DataHub,\r
	96	&MonotonicCount,\r
	97	NULL,\r
	98	&Record\r
	99	);\r
	100	if (!EFI_ERROR(Status)) {\r
	101	if (Record->DataRecordClass == EFI_DATA_RECORD_CLASS_DATA) {\r
	102	DataHeader = (EFI_SUBCLASS_TYPE1_HEADER *)(Record + 1);\r
	103	SrcData = (UINT8 *)(DataHeader + 1);\r
3cbfba02 DW	104	if (CompareGuid(&Record->DataRecordGuid, &gEfiCacheSubClassGuid) && (DataHeader->RecordType == CacheSizeRecordType)) {\r
	105	if (DataHeader->SubInstance == EFI_CACHE_L1) {\r
	106	SmbiosRecordL1->InstalledSize += (UINT16) (ConvertBase2ToRaw((EFI_EXP_BASE2_DATA *)SrcData) >> 10);\r
	107	SmbiosRecordL1->MaximumCacheSize = SmbiosRecordL1->InstalledSize;\r
	108	}\r
	109	else if (DataHeader->SubInstance == EFI_CACHE_L2) {\r
	110	SmbiosRecordL2->InstalledSize += (UINT16) (ConvertBase2ToRaw((EFI_EXP_BASE2_DATA *)SrcData) >> 10);\r
	111	SmbiosRecordL2->MaximumCacheSize = SmbiosRecordL2->InstalledSize;\r
	112	} else {\r
	113	continue;\r
	114	}\r
	115	}\r
	116	}\r
	117	}\r
	118	} while (!EFI_ERROR(Status) && (MonotonicCount != 0));\r
	119	\r
	120	//\r
	121	//Filling SMBIOS type 7 information for different cache levels.\r
	122	//\r
	123	\r
	124	SmbiosRecordL1->Hdr.Type = EFI_SMBIOS_TYPE_CACHE_INFORMATION;\r
	125	SmbiosRecordL1->Hdr.Length = (UINT8) sizeof (SMBIOS_TABLE_TYPE7);\r
	126	SmbiosRecordL1->Hdr.Handle = 0;\r
	127	\r
	128	SmbiosRecordL1->Associativity = CacheAssociativity8Way;\r
	129	SmbiosRecordL1->SystemCacheType = CacheTypeUnknown;\r
	130	SmbiosRecordL1->SocketDesignation = 0x01;\r
	131	SmbiosRecordL1->CacheSpeed = 0;\r
	132	SmbiosRecordL1->CacheConfiguration = 0x0180;\r
	133	ZeroMem (&CacheSramType, sizeof (EFI_CACHE_SRAM_TYPE_DATA));\r
	134	CacheSramType.Synchronous = 1;\r
	135	CopyMem(&SmbiosRecordL1->SupportedSRAMType, &CacheSramType, 2);\r
	136	CopyMem(&SmbiosRecordL1->CurrentSRAMType, &CacheSramType, 2);\r
	137	SmbiosRecordL1->ErrorCorrectionType = EfiCacheErrorSingleBit;\r
	138	\r
	139	\r
	140	SmbiosRecordL2->Hdr.Type = EFI_SMBIOS_TYPE_CACHE_INFORMATION;\r
	141	SmbiosRecordL2->Hdr.Length = (UINT8) sizeof (SMBIOS_TABLE_TYPE7);\r
	142	SmbiosRecordL2->Hdr.Handle = 0;\r
	143	\r
	144	SmbiosRecordL2->Associativity = CacheAssociativity16Way;\r
	145	SmbiosRecordL2->SystemCacheType = CacheTypeInstruction;\r
	146	SmbiosRecordL2->SocketDesignation = 0x01;\r
	147	SmbiosRecordL2->CacheSpeed = 0;\r
	148	SmbiosRecordL2->CacheConfiguration = 0x0281;\r
	149	ZeroMem (&CacheSramType, sizeof (EFI_CACHE_SRAM_TYPE_DATA));\r
	150	CacheSramType.Synchronous = 1;\r
	151	CopyMem(&SmbiosRecordL2->SupportedSRAMType, &CacheSramType, 2);\r
	152	CopyMem(&SmbiosRecordL2->CurrentSRAMType, &CacheSramType, 2);\r
	153	SmbiosRecordL2->ErrorCorrectionType = EfiCacheErrorSingleBit;\r
	154	\r
	155	\r
	156	\r
	157	//\r
	158	//Adding SMBIOS type 7 records to SMBIOS table.\r
	159	//\r
	160	SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r
	161	OptionalStrStart = (CHAR8 *)(SmbiosRecordL1 + 1);\r
	162	UnicodeStrToAsciiStr(SocketDesignation, OptionalStrStart);\r
	163	\r
	164	Smbios-> Add(\r
	165	Smbios,\r
	166	NULL,\r
	167	&SmbiosHandle,\r
168	(EFI_SMBIOS_TABLE_HEADER *) SmbiosRecordL1\r
169	);\r
170	\r
171	//\r
172	//VLV2 incorporates two SLM modules (quad cores) in the SoC. 2 cores share BIU/L2 cache\r
173	//\r
174	SmbiosRecordL2->InstalledSize = (SmbiosRecordL2->InstalledSize)/2;\r
175	SmbiosRecordL2->MaximumCacheSize = SmbiosRecordL2->InstalledSize;\r
176	SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r
177	\r
178	OptionalStrStart = (CHAR8 *)(SmbiosRecordL2 + 1);\r
179	UnicodeStrToAsciiStr(SocketDesignation, OptionalStrStart);\r
180	\r
181	Smbios-> Add(\r
182	Smbios,\r
183	NULL,\r
184	&SmbiosHandle,\r
185	(EFI_SMBIOS_TABLE_HEADER *) SmbiosRecordL2\r
186	);\r
187	\r
188	return EFI_SUCCESS;\r
189	}\r